Cross Line Laser Accuracy +/-1/8 in @ 30 ft Battery Type Li-Ion Features The System Includes the SLD Laser Line Detector for use in Bright Lighting Long Distances Includes Floor Stand Bracket Charger Number of Beams 2 Number of Planes 0 Number of Dots 4 Number of Lines 2 Working Range with Detector - Maximum 200 ft Working Range without Detector - Maximum 50 ft Mount Type Magnetic Includes Batteries Batteries Included Leveling Type Manual Leveling